Is “Foreshock” a Scrabble word?
Yes
FORESHOCK
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Foreshock
noun
1.A small earth tremor which precedes the mainshock in an earthquake sequence. Not all mainshocks have foreshocks.
2.Any shock or disturbance which precedes an event